diff --git a/config.toml b/config.toml
index 4db6b9f..2c1f9bc 100644
--- a/config.toml
+++ b/config.toml
@@ -67,5 +67,6 @@ enableRobotsTXT = true
   metaKeywords = ["blog", "0xmrtt", "hugo"]
   customHeadHTML = """
     <script defer data-domain="0xmrtt.exozy.me" src="/js/script.js"></script>
+    <a rel="me" href="https://social.exozy.me/@0xmrtt">Mastodon</a>
   """